diff --git a/services/audioflinger/AudioFlinger.h b/services/audioflinger/AudioFlinger.h
index c3ca1b0..7058a25 100644
--- a/services/audioflinger/AudioFlinger.h
+++ b/services/audioflinger/AudioFlinger.h
@@ -74,6 +74,7 @@
 #include <media/DeviceDescriptorBase.h>
 #include <media/ExtendedAudioBufferProvider.h>
 #include <media/VolumeShaper.h>
+#include <mediautils/BatteryNotifier.h>
 #include <mediautils/ServiceUtilities.h>
 #include <mediautils/SharedMemoryAllocator.h>
 #include <mediautils/Synchronization.h>